HomeMy WebLinkAboutEngineer PlanTOP FNDN. AT EL. 11.3'
1
9.4't
SYSTEM PROFILE
ACCESS COVER TO WITHIN 6" OF FIN. GRADE (NOT TO SCALE)
ACCESS COVE (WATERTIGHT) TO
MINIMUM .75' OF COVER OVER PRECAST �! WITHIN 6" OF FIN. GRADE
EL. 10.0't RUN PIPE I.EVEL
- Ll
FOR FIRST 2'
EXISTING 10 rFE
GALLON SEPTIC 8.6't*
QS
2% SLOPE REQUIRED OVER SYSTEM
2" DOUBLE WASHED
- PROVIDE INSPECTION PORT WITHIN
6" OF FINISH GRADE
9.0, - 10.0'
8.3'
TANK (H- 10 ) GAS `� 7.8'
(RE -USE) BAFFLE 8.0' �c�o 7.83' o00
�o 000
g 12" if
6" CRUSHED STONE OR MECHANICAL
COMPACTION. (15.221 [2]) o
DEPTH OF FLOW = 4' M
(5 % SLOPE) ('N % SLOPE)
TEE SIZES:
INLET DEPTH = 10"
OUTLET DEPTH = 14"
FOUNDATION- EXIST. SEPTIC TANK 12'
*THE INSTALLER SHALL VERIFY THE
LOCATIONS OF ALL UTILITIES AND ALL
BUILDING SEWER OUTLETS AND ELEVATIONS
PRIOR TO INSTALLING ANY PORTION OF
SEPTIC SYSTEM
EXISTING SEPTIC SYSTEM CONSISTING OF 3 FLO
DIFFUSORS WITH 3' STONE AROUND MUST BE
PUMPED AND REMOVED, ALONG WITH ALL
CONTAMINATED SOILS FOR 5' WITHIN NEW SAS.
t 9.3
I
I BENCH MARK - CORNER OF
I CONC. SLAB ELEV. = 11.0
_I I
19.1 1
I I 4p f
14" OA
X 10
l + 9.5
{`8.3 X
k4l
'C+ P VED GARAGE
RIVE
8 �
' EXISTING SEPTIC
Cn
--... 0. TANK (RE -USE)
tz�
8.1
0.9
7. I
� I
+ d -1, 0 RICK EXIST. DWELL. DECK
TOP FNDN = j
1<' 15' _ I I I # 11.0 11 11.1 11.3, t
►:Jo•2 +17.
_ 80'
7.3Jp
LANDSCAPED
AREAS TH 1 k� o.
2 ` 1� 10.4
7.1 \ �g
9.1 + 9.7 30" MAPLE
TOP OF BANK
n (ROCK WALL)
�-1
+ 7.1 ) IT- +
M
+ 7.5
+ 7.1
5' REMOVAL OF UNSUITABLE SOIL
REQUIRED AROUND PERIMETER OF
LEACHING FACILITY, DOWN TO
SUITABLE SOIL LAYER (THROUGH
PEAT LAYER TO MED/COS LAYER).
REPLACE WITH CLEAN MED..SAND.
73s
«„o
`'moo
000
-=--2'
o00
000 000
6.8'
3/4" TO
1 1 /2"
DOUBLE
WASHED
STONE
D' BOX 3'
1.7
1.0
1.8
.1
1.3
SEAWARD
EDGE OF MARSH
I
5 I
I0.5
1
+ 4.7
4.3
1.0
FOLLINS POND
(TIDAL)
APPROX. MHW
5'
LEACHING
FACILITY
USE WATER AT EL. 1.8'
(TIDALLY INFLUENCED)
11
TEST HOLE LOGS
(TEST HOLE 2)
ENGINEER. AH OJALA, PE
WITNESS: BRUCE MURPHY, RS
DATE: MAY 19, 2004
PERC, RATE = ASSUMED < 2 IN MED/CS
CLASS I SOILS P#
(FAILED)
[:G.j ELEV. [ ELEV.
FILL
GLEY SAND
OBS WATER
PEAT
MED/cos
10YR 5/1
M
102"
108"
1 14"
I
LOCUS
a
r /9L�
FOLLINS POND
LOCATION MAP NTS
ASSESSORS MAP 136 PARCEL 108
VARIANCES REQUESTED UNDER MAX. FEASIBLE
COMPLIANCE 15.405:
1 ,8' 1a: REDUCTION IN SETBACK, SAS TO LOT LINE
(10' TO 5')
1 b: REDUCTION IN SETBACK, SAS TO FOUNDATION
(20' TO 13.5')
TOWN OF YARMOUTH
REG 9: REDUCTION IN SETBACK TO WETLAND
(MARSH) 100' TO 80'
0.8' REDUCTION IN SETBACK TO COASTAL BANK (100'
TO 73')
0.3'
124" 1
1
162"
-3.7'
BY: R. JUDD
DATE: 4/27/04
NOTES
WIT: D. FLAHERTY
SEPTIC DESIGN: (GARBAGE DISPOSER Is NOT ALLOWED
_ 1.
D,AT! 1M IS_ _ NGVD
DESIGN FLOW: 3 BEDROOMS ('10 GPD) ^ 330 GPD
2.
MUNICIPAL WATER IS EXISTING
USE A 330 GPD DESIGN FLOW
3,
MINIMUM PIPE PITCH TO BE 1 /8" PER FOOT,
SEPTIC TANK: 330 GPD ( 2 ) = 660
4.
DESIGN LOADING FOR ALL PRECAST UNITS TO BE AASHO H- 10
1000
5.
PIPE JOINTS TO BE MADE WATERTIGHT.
USE A -___ GALLON SEPTIC TANK (RE -USE EXISTING)
6.
CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH MASS.
LEACHING:
ENVIRONMENTAL CODE TITLE V.
SIDES. 2(36.25 + 9.83) (1) (.74) - 68
7.
THIS PLAN IS FOR PROPOSED SEPTIC SYSTEM ONLY AND IS NOT
TO BE USED FOR ANY OTHER PURPOSE,
BOTTOM: 36.25 x 9.83 .74) = 263
8.
PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC.
TOTAL. 448 S.F. 331 GPD
9.
COMPONENTS NOT TO BE BACKFILLED OR CONCEALED WITHOUT
USE (5) HIGH CAPACITY INFILTRATOR$ WITH 3.' ._-;
INSPECTION BY BOARD OF HEALTH AND PERMISSION OBTAINED
FROM BOARD OF HEALTH.
STONE AT SIDES, 2.5' AT ENDS AND 2" UNDER,
®
w
10.
PUMP & REMOVE (OR FILL W/CLEAN SAND) EXISTING SEPTIC SYSTEM
LEGEND
_
Lu
TITLE 5 SITE PLAN
100.0 PROPOSED SPOT ELEVATION
100x0 EXISTING SPOT ELEVATION
100 PROPOSED CONTOUR
100 EXISTING CONTOUR
BOARD OF HEALTH
''Z _ MA
APPROVED DATE
off 508-362-4541
fox 508 362-9880
down cape engineering, Inc,
CIVIL ENGINEERS
LAND SURVEYORS
939 main st. yarmouth, ma 02675
OF 85 MERCHANT AVENUE
IN THE TOWN OF:
YARMOUTH(PORT)
PREPARED FOR: BORTOLOTTI
CONSTRUCTION/GORDON
20 0 20 40 60
SCALE: 1' = 20' DATE: MAY 27, 2004
N OF �,fyss'g0 H OF ft
o`er ARNARNE
PJALA
CIVIL J%
IN I